postcards.dk

📜 Historical scan 2026-06-18 04:45:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

postcards.dk is a .dk domain served by 2 nameservers (coby.ns.cloudflare.com, tia.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.24.38 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed but currently fails validation, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   38ms
NameserverIP addressesPTRASN / ISP
coby.ns.cloudflare.com 108.162.193.92
172.64.33.92
173.245.59.92
2606:4700:58::adf5:3b5c
2803:f800:50::6ca2:c15c
2a06:98c1:50::ac40:215c		 coby.ns.cloudflare.com
coby.ns.cloudflare.com
coby.ns.cloudflare.com
coby.ns.cloudflare.com
coby.ns.cloudflare.com
coby.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
tia.ns.cloudflare.com 108.162.192.229
172.64.32.229
173.245.58.229
2606:4700:50::adf5:3ae5
2803:f800:50::6ca2:c0e5
2a06:98c1:50::ac40:20e5		 tia.ns.cloudflare.com
tia.ns.cloudflare.com
tia.ns.cloudflare.com
tia.ns.cloudflare.com
tia.ns.cloudflare.com
tia.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.24.38 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.216.193 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   32ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::6815:1826 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::ac43:d8c1 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.24.38,172.67.216.193 ech=AEX+DQBBHQAgACDvr0foaUL+kfe8cQ/jzRqJm9WG78Sy1RChao5wzEe6ewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:1826,2606:4700:3036::ac43:d8c1

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 19:53:18
www104.21.24.38 172.67.216.193 2606:4700:3031::6815:1826 2606:4700:3035::ac43:d8c1 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

167ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsbroken trust chain resolving 'postcards.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

25ms
FieldValue
Serial2405888104
Primary NS (MNAME)coby.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
32ms
MX
41ms
AAAA
32ms
TXT
226ms
CAA
42ms
HTTPS
35ms
TLSA
58ms
SOA
25ms
MTA-STS
165ms
DNSSEC
167ms
SRV
79ms
Total
940ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 19:53:18 429ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-28 23:10:41 506ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-24 10:02:53 8978ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-23 09:42:35 9238ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-30 19:56:46 697ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-18 04:45:13 shown 940ms 2 NS 2 A 0 MX ⚠️ Bogus
dhd.dk [/] search Domains, Hosts & DNS — .dk zone